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Johnson Pump - Cartridge Aerator Pump 500 GPH 12V

Part Number: 28503
Alt. Part Number: 32-2850, 32-3850
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Straight - Single Straight - Case of 24 90° - Single 90° - Case of 24
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This Johnson Pump - Cartridge Aerator Pump 500 GPH 12V offers the ease of convenience and years of reliable service. Improved design with easy-to-install Dura-Port discharge port. Smaller profiles to fit in more confined spaces. Easy to change motor cartridge.

Features:
  • Available in two different intake configurations: Straight or 90°
  • Compact, easily replaceable all-in-one motor/impeller unit
  • No tools needed for maintenance
  • Extremely energy efficient
  • Water-cooled motor for long service intervals
  • Improved design with easy-to-install Dura-Port discharge ports (straight and a 90° smooth elbow included) eliminate stress cracking caused by over-tightened hose clamps
  • Meets the international standard, ISO 8849 marine


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